--- a/mercurial/crecord.py	Wed Jun 03 14:21:15 2015 -0400
+++ b/mercurial/crecord.py	Wed Jun 03 14:22:21 2015 -0700
@@ -1554,6 +1554,8 @@
             self.togglefolded(foldparent=True)
         elif keypressed in ["?"]:
             self.helpwindow()
+            self.stdscr.clear()
+            self.stdscr.refresh()
 
     def main(self, stdscr):
         """